<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<script type="text/javascript">
			function fun1(){
				let reg=/^[A-z]\w{2,14}$/
				let username=document.getElementById("username").value
				if(reg.test(username)){
					document.getElementById("res1").innerHTML="ok"
				}
				else{
					document.getElementById("res1").innerHTML="error"
				}
			}
			function fun2(){
				let reg=/^1\d{10}$/
					let mob=document.getElementById("mob").value
					if(reg.test(mob)){
						document.getElementById("res2").innerHTML="ok"
					}
					else{
						document.getElementById("res2").innerHTML="error"
					}
				}
			function fun3(){
				let reg=/^0\d{2}-?\d{8}|0\d{3}-?\d{7}$/
					let phone=document.getElementById("phone").value
					if(reg.test(phone)){
						document.getElementById("res3").innerHTML="ok"
					}
					else{
						document.getElementById("res3").innerHTML="error"
					}
				}
				function fun4(){
					let reg=/^(([1-9]\d{0,14})|0)(\.\d{1,2})?$/
						let money=document.getElementById("money").value
						if(reg.test(money)){
							document.getElementById("res4").innerHTML="ok"
						}
						else{
							document.getElementById("res4").innerHTML="error"
						}
					}
		</script>
	</head>
	<body>
		输入用户昵称：<input type="text" id="username" />
		<button type="button" onclick="fun1()">检测</button>
		<span id="res1"></span><br>
		输入手机号码：<input type="text" id="mob" />
		<button type="button" onclick="fun2()">检测</button>
		<span id="res2"></span><br>
		输入座机号码：<input type="text" id="phone" />
		<button type="button" onclick="fun3()">检测</button>
		<span id="res3"></span><br>
		输入存款金额：<input type="text" id="money" />
		<button type="button" onclick="fun4()">检测</button>
		<span id="res4"></span><br>
	</body>
</html>
